F2–114
ON-BOARD DIAGNOSTIC
End Of Sie
4 INSPECT ECT SENSOR SIGNAL CIRCUIT FOR
SHORT TO POWER
• Turn engine switch to ON (Engine OFF).
• Inspect voltage between ECT sensor terminal
A and body GND.
• Is voltage below 1.0 V?
Yes Go to next step.
No Repair or replace harness for short to power, go to Step 7.
5 INSPECT POOR CONNECTION OF PCM
CONNECTOR
• Turn engine switch to OFF.
• Inspect for poor connection (damaged, pulled-
out terminals, corrosion, etc.).
• Is there any malfunction?
Yes Repair or replace suspected terminal, go to Step 7.
No Go to next step.
6 INSPECT ECT SENSOR CIRCUIT FOR OPEN
• Turn engine switch to OFF.
• Inspect continuity between following
harnesses:
— ECT sensor terminal A and PCM terminal
87.
— ECT sensor terminal B and PCM terminal
91.
• Is there continuity?
Yes Go to next step.
No Repair or replace harness for open, go to next step.
7 VERIFY TROUBLESHOOTING OF DTC P0118
COMPLETED
• Make sure to reconnect all disconnected
connectors.
• Clear DTC from PCM memory using WDS or
equivalent.
• Perform KOEO/KOER self-test.
(See F2–86 KOEO/KOER SELF-TEST
PROCEDURE)
• Is same DTC present?
Yes Replace PCM, go to next step.
(See F2–64 PCM REMOVAL/INSTALLATION)
No Go to next step.
8 VERIFY AFTER REPAIR PROCEDURE
• Perform “After Repair Procedure”.
(See F2–86 AFTER REPAIR PROCEDURE)
• Is there any DTC present?
Yes Go to applicable DTC inspection.
(See F2–87 DTC TABLE)
No Troubleshooting completed.
STEP INSPECTION ACTION
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